CN220007191U

CN220007191U - Wooden chair landing leg grinding device

Info

Publication number: CN220007191U
Application number: CN202321294157.0U
Authority: CN
Inventors: 戚志强
Original assignee: Qianglong Furniture Co ltd
Current assignee: Qianglong Furniture Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-11-14
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a polishing device for wooden chair support legs, which comprises a conveying frame (1), wherein a conveying chain plate (2) driven by a conveying motor is arranged on the conveying frame (1), a mounting frame (3) is arranged above the conveying chain plate (2), a polishing frame (31) is arranged on the mounting frame (3), polishing rollers (32) which are distributed in parallel with the chair support legs (6) are rotationally connected on the polishing frame (31), and the polishing rollers (32) are driven by the polishing motor; clamping tools for fixing chair support legs (6) are symmetrically arranged on two sides of the conveying chain plate (2), each clamping tool is rotationally connected with a clamping head (42), and a lifting assembly for lifting the clamping tool is arranged below each clamping tool. The polishing machine has the characteristic of high polishing efficiency.

Description

Wooden chair landing leg grinding device

Technical Field

The utility model relates to a processing device for wooden chair support legs, in particular to a polishing device for wooden chair support legs.

Background

The chair is used as daily furniture, and is generally required to be subjected to processing operations such as oiling, paint spraying and the like, so that insect prevention and corrosion prevention are realized, and damage to a human body is prevented for attractive appearance. However, the surface of the original wooden chair has rough burrs, so that the original wooden chair needs to be polished to ensure the flatness and smoothness of the surface, and the subsequent processing is convenient. For chair landing legs, the traditional polishing method is generally to polish the landing legs one by manually polishing the landing legs through abrasive paper, the hands are easy to be stabbed by burrs on the wood in the polishing process, the safety is not high, the manual polishing is not smooth enough, and the polishing quality and the polishing efficiency are not high.

The utility model patent of China with the application number of CN202121349090.7 and the publication number of CN214869264U discloses a wood-plastic panel polishing device, which comprises a workbench, a first moving assembly, a second moving assembly and a polishing machine arranged at the bottom of the second moving assembly; the upper side of the rear end of the workbench is equidistantly provided with at least six stop blocks, the upper side of the front end of the workbench is provided with a clamping assembly, the upper side of the workbench is provided with two laterally symmetrical hydraulic cylinders, and the periphery of the bottom side of the workbench is respectively provided with supporting legs; the first moving assembly comprises a second fixed plate, a first moving block, a first fixed block, a second fixed block and a second electric push rod, the second fixed plate is fixed at the telescopic end of the hydraulic cylinder, the first moving block is slidably connected to the side face of the second fixed plate, the first fixed block is fixed to the upper side of the left end of the second fixed plate, and the second fixed block is fixed to the upper side of the first moving block. Although the patent discloses that the polishing machine is driven to reciprocate back and forth to reciprocate the wood-plastic plate back and forth and left and right, the polishing mode of replacing manual hand-held polishing machine is used for improving the comprehensiveness and uniformity of polishing, but only one surface of the product can be polished at a time, if other surfaces need to be polished, the product needs to be manually turned over, the polishing time is long, and the efficiency is low.

Disclosure of Invention

The utility model aims to provide a polishing device for a wooden chair support leg. The polishing machine has the characteristic of high polishing efficiency.

The technical scheme of the utility model is as follows: the wooden chair support leg polishing device comprises a conveying frame, wherein a conveying chain plate driven by a conveying motor is arranged on the conveying frame, a mounting frame is arranged above the conveying chain plate, a polishing frame is arranged on the mounting frame, polishing rollers which are parallel to the chair support legs are rotationally connected to the polishing frame, and one end of each polishing roller is driven by the polishing motor; clamping tools used for fixing chair support legs are symmetrically arranged on two sides of the conveying chain plate, clamping heads are rotationally connected to each clamping tool, and lifting assemblies used for lifting the clamping tools are arranged below the clamping tools.

In the polishing device for the supporting legs of the wooden chair, the clamping tool comprises clamping cylinders which are horizontally distributed, a base is arranged on a piston rod of each clamping cylinder, and the base is connected with the clamping head through bearings in a rotating mode.

In the polishing device for the wooden chair support legs, the lifting assembly comprises lifting cylinders which are vertically distributed, lifting plates are arranged on piston rods of the lifting cylinders, and bottoms of the clamping cylinders are fixed on the lifting plates.

In the polishing device for the wooden chair support legs, through holes are uniformly formed in the conveying chain plates, dust collection boxes are arranged below the conveying chain plates, dust collection equipment is arranged in the dust collection boxes, and dust collection hoppers of the dust collection equipment correspond to the polishing rollers.

In the polishing device for the supporting legs of the wooden chair, the two sides of the conveying chain plate are respectively provided with the baffle plate, the baffle plate is provided with the notch corresponding to the clamping tool in position, the notch is provided with the proximity induction switch, and the proximity induction switch is connected with the clamping tool through the controller.

In the wooden chair support leg polishing device, a connecting rod is further arranged on one side of the polishing frame on the mounting frame, a hairbrush plate is arranged on the connecting rod, and bristles which are respectively contacted with the polishing roller and the chair support leg surface are arranged on the hairbrush plate.

In the wooden chair support leg polishing device, the brush plate is connected with the connecting rod through the connecting plate, the connecting rod is provided with the longitudinal waist-shaped hole, the brush plate is provided with the transverse waist-shaped hole, one part of the connecting plate is connected with the longitudinal waist-shaped hole through the bolt, and the other part of the connecting plate is connected with the transverse waist-shaped hole through the bolt.

Compared with the prior art, the utility model has the beneficial effects that:

the conveying chain plate is used for automatically conveying the chair support legs, when the chair support legs are conveyed to the polishing roller, the chair support legs are fixed by utilizing the matching of the clamping tool and the clamping head, so that shaking is prevented during processing, and the clamping head is rotationally connected with the clamping tool, so that the chair support legs can rotate; and the fixed chair support leg is lifted to be separated from the conveying chain plate and contacted with the polishing roller through the lifting assembly, and the polishing roller can comprehensively polish the chair support leg in a rotary mode, so that polishing efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the conveyor flight and the gripping tool;

fig. 3 is a schematic view of the structure of the clamping tool and the lifting assembly.

The marks in the drawings are: 1. a carriage; 2. a conveying chain plate; 21. a through hole; 22. a baffle; 23. a notch; 24. a proximity inductive switch; 3. a mounting frame; 31. a polishing frame; 32. a grinding roller; 33. a connecting rod; 34. a brush plate; 35. brushing; 36. a connecting plate; 37. a longitudinal waist-shaped hole; 38. a transverse waist-shaped hole; 39. a bolt; 4. a clamping cylinder; 41. a base; 42. a clamping head; 43. a lifting cylinder; 44. a lifting plate; 5. a dust collection box; 51. a dust collection hopper; 6. chair legs.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Examples:

as shown in fig. 1-3, a polishing device for wooden chair support legs comprises a conveying frame 1, wherein a conveying chain plate 2 driven by a conveying motor is arranged on the conveying frame 1, a mounting frame 3 is arranged above the conveying chain plate 2, a polishing frame 31 is arranged on the mounting frame 3, polishing rollers 32 which are distributed in parallel with the chair support legs 6 are rotatably connected on the polishing frame 31, and one end of each polishing roller 32 is driven by a polishing motor; clamping tools for fixing the chair support legs 6 are symmetrically arranged on two sides of the conveying chain plate 2, each clamping tool is rotatably connected with a clamping head 42, and a lifting assembly for lifting the clamping tool is arranged below each clamping tool.

The conveying chain plate 2 is used for automatically conveying the chair support legs 6, when the chair support legs 6 are conveyed to the polishing roller 32, the chair support legs 6 are fixed by utilizing the cooperation of the clamping tool and the clamping head 42, so that shaking is prevented during processing, and the clamping head 42 is rotationally connected with the clamping tool, so that the chair support legs 6 can rotate; and the fixed chair support legs 6 are lifted to be separated from the conveying chain plate 2 and contacted with the polishing roller 32 through the lifting assembly, and the polishing roller 32 parallel to the chair support legs 6 can polish the chair support legs 6 rotationally and comprehensively, so that polishing efficiency is improved.

The clamping tool comprises clamping cylinders 4 which are horizontally distributed, a base 41 is arranged on a piston rod of each clamping cylinder 4, and the base 41 is rotatably connected with a clamping head 42 through a bearing.

The lifting assembly comprises lifting air cylinders 43 which are vertically distributed, lifting plates 44 are arranged on piston rods of the lifting air cylinders 43, and bottoms of the clamping air cylinders 4 are fixed on the lifting plates 44.

The conveying chain plate 2 is uniformly provided with through holes 21, a dust collection box 5 is arranged below the conveying chain plate 2, dust collection equipment is arranged in the dust collection box 5, and a dust collection hopper 51 of the dust collection equipment corresponds to the polishing roller 32. The scraps and burrs generated during polishing fall from the through holes 21 and are sucked and collected through the dust suction hopper 51 of the dust suction equipment, so that the environment of a workshop is prevented from being polluted.

The two sides of the conveying chain plate 2 are respectively provided with a baffle 22, the baffle 22 is provided with a notch 23 corresponding to the clamping tool, the notch 23 is provided with a proximity inductive switch 24, and the proximity inductive switch 24 is connected with the clamping tool through a controller. The position of the chair support leg 6 conveyed by the conveying chain plate 2 is sensed by the proximity sensing switch 24, and when the chair support leg 6 moves to a set position, the clamping tool is driven by the controller to clamp and fix the chair support leg 6, so that the clamping precision is improved.

The mounting frame 3 is provided with a connecting rod 33 at one side of the polishing frame 31, the connecting rod 33 is provided with a brush plate 34, and the brush plate 34 is provided with brush hair 35 which is respectively contacted with the polishing roller 32 and the chair support leg 6. The bristles 35 are arranged to contact the grinding roller 32 and the chair legs 6, and the scraps attached to the grinding roller 32 and the chair legs 6 after grinding are cleaned immediately, so that the scraps cannot accumulate on the surfaces of the grinding roller 32 and the products, and the grinding quality is improved. The bristles 35 may be radially distributed to better match the outer surfaces of the sanding roller 32 and chair leg 6 for better cleaning.

The brush plate 34 is connected with the connecting rod 33 through a connecting plate 36, a longitudinal waist-shaped hole 37 is formed in the connecting rod 33, a transverse waist-shaped hole 38 is formed in the brush plate 34, one part of the connecting plate 36 is connected with the longitudinal waist-shaped hole 37 through a bolt 39, and the other part of the connecting plate 36 is connected with the transverse waist-shaped hole 38 through the bolt 39. The brush plate 34 is connected with the connecting rod 33 through the connecting plate 36, and the positions of the connecting plate 36 at different positions of the longitudinal waist-shaped holes 37 and the transverse waist-shaped holes 38 are adjusted, so that the positions of the brush plate 34 can be adjusted, the bristles 35 on the brush plate 34 can be contacted with chair legs 6 with different sizes, and the cleaning effect is ensured.

The working process comprises the following steps: the cylindrical chair support legs 6 are automatically conveyed through the conveying chain plate 2, to be conveyed to the notch 23, the proximity inductive switch 24 senses the position of the chair support legs 6 and sends a signal to the controller, the controller controls the clamping cylinder 4 to push the clamping head 42 to clamp and fix the two ends of the chair support legs 6, then the lifting cylinder 43 drives the clamping cylinder 4 and the clamped chair support legs 6 to move upwards until the clamping cylinder 4 and the clamped chair support legs 6 are moved to be in contact with the polishing roller 32 and the brush hair 35, and the polishing roller 32 rotates under the driving of the polishing motor to polish the chair support legs 6; the polishing roller 32 drives the chair support leg 6 to rotate through friction force while polishing, thereby realizing 360-degree polishing; the polishing roller 32 and the chair landing leg 6 rotate, and simultaneously, the brush hair 35 synchronously cleans the scraps attached to the polishing roller 32 and the chair landing leg 6, so that polishing quality is improved, and meanwhile, dust collection equipment below the conveying chain plate 2 sucks and collects the scraps from the through hole 21 through the dust collection hopper 51, so that the cleanliness of a polishing workshop is ensured.

The utility model is not described in detail in the prior art and is not specifically described herein.

Claims

1. A wooden chair landing leg grinding device which characterized in that: the novel polishing machine comprises a conveying frame (1), wherein conveying chain plates (2) driven by a conveying motor are arranged on the conveying frame (1), a mounting frame (3) is arranged above the conveying chain plates (2), a polishing frame (31) is arranged on the mounting frame (3), polishing rollers (32) which are distributed in parallel with chair supporting legs (6) are rotationally connected to the polishing frame (31), and the polishing rollers (32) are driven by the polishing motor; clamping tools for fixing chair support legs (6) are symmetrically arranged on two sides of the conveying chain plate (2), each clamping tool is rotationally connected with a clamping head (42), and a lifting assembly for lifting the clamping tool is arranged below each clamping tool.

2. The wooden chair leg grinding device of claim 1, wherein: the clamping tool comprises clamping cylinders (4) which are horizontally distributed, a base (41) is arranged on a piston rod of each clamping cylinder (4), and the base (41) is rotatably connected with a clamping head (42) through a bearing.

3. The wooden chair leg grinding apparatus of claim 2, wherein: the lifting assembly comprises lifting cylinders (43) which are vertically distributed, lifting plates (44) are arranged on piston rods of the lifting cylinders (43), and bottoms of the clamping cylinders (4) are fixed on the lifting plates (44).

4. The wooden chair leg grinding device of claim 1, wherein: the conveying chain plate (2) is uniformly provided with through holes (21), a dust collection box (5) is arranged below the conveying chain plate (2), dust collection equipment is arranged in the dust collection box (5), and a dust collection hopper (51) of the dust collection equipment corresponds to the polishing roller (32).

5. The wooden chair leg grinding device of claim 1, wherein: both sides of the conveying chain plate (2) are provided with baffle plates (22), the baffle plates (22) are provided with notches (23) corresponding to the positions of the clamping tools, the notches (23) are provided with proximity inductive switches (24), and the proximity inductive switches (24) are connected with the clamping tools through a controller.

6. The wooden chair leg grinding device of claim 1, wherein: the polishing device is characterized in that a connecting rod (33) is further arranged on one side of the polishing frame (31) on the mounting frame (3), a hairbrush plate (34) is arranged on the connecting rod (33), and bristles (35) which are respectively in surface contact with the polishing roller (32) and the chair support legs (6) are arranged on the hairbrush plate (34).

7. The wooden chair leg grinding apparatus of claim 6, wherein: the brush plate (34) is connected with the connecting rod (33) through a connecting plate (36), a longitudinal waist-shaped hole (37) is formed in the connecting rod (33), a transverse waist-shaped hole (38) is formed in the brush plate (34), one part of the connecting plate (36) is connected with the longitudinal waist-shaped hole (37) through a bolt (39), and the other part of the connecting plate (36) is connected with the transverse waist-shaped hole (38) through the bolt (39).